Washbasin



FIG. 1 is a perspective view taken from the top, front and right side of a washbasin showing my new design;

FIG. 2 is a front elevational view thereof, the rear being plain and unornamented;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevational view thereof, the left side being a mirror image of the right side. 

The ornamental design for a washbasin, as shown and described. 